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bazarr/libs/subliminal/refiners/tvdb.py

353 lines
11 KiB

# -*- coding: utf-8 -*-
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from __future__ import absolute_import
from datetime import datetime, timedelta
from functools import wraps
import logging
import re
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import _strptime
import requests
from .. import __short_version__
from ..cache import REFINER_EXPIRATION_TIME, region
from ..utils import sanitize
from ..video import Episode
logger = logging.getLogger(__name__)
series_re = re.compile(r'^(?P<series>.*?)(?: \((?:(?P<year>\d{4})|(?P<country>[A-Z]{2}))\))?$')
def requires_auth(func):
"""Decorator for :class:`TVDBClient` methods that require authentication"""
@wraps(func)
def wrapper(self, *args, **kwargs):
if self.token is None or self.token_expired:
self.login()
elif self.token_needs_refresh:
self.refresh_token()
return func(self, *args, **kwargs)
return wrapper
class TVDBClient(object):
"""TVDB REST API Client
:param str apikey: API key to use.
:param str username: username to use.
:param str password: password to use.
:param str language: language of the responses.
:param session: session object to use.
:type session: :class:`requests.sessions.Session` or compatible.
:param dict headers: additional headers.
:param int timeout: timeout for the requests.
"""
#: Base URL of the API
base_url = 'https://api.thetvdb.com'
#: Token lifespan
token_lifespan = timedelta(hours=1)
#: Minimum token age before a :meth:`refresh_token` is triggered
refresh_token_every = timedelta(minutes=30)
def __init__(self, apikey=None, username=None, password=None, language='en', session=None, headers=None,
timeout=10):
#: API key
self.apikey = apikey
#: Username
self.username = username
#: Password
self.password = password
#: Last token acquisition date
self.token_date = datetime.utcnow() - self.token_lifespan
#: Session for the requests
self.session = session or requests.Session()
self.session.timeout = timeout
self.session.headers.update(headers or {})
self.session.headers['Content-Type'] = 'application/json'
self.session.headers['Accept-Language'] = language
@property
def language(self):
return self.session.headers['Accept-Language']
@language.setter
def language(self, value):
self.session.headers['Accept-Language'] = value
@property
def token(self):
if 'Authorization' not in self.session.headers:
return None
return self.session.headers['Authorization'][7:]
@property
def token_expired(self):
return datetime.utcnow() - self.token_date > self.token_lifespan
@property
def token_needs_refresh(self):
return datetime.utcnow() - self.token_date > self.refresh_token_every
def login(self):
"""Login"""
# perform the request
data = {'apikey': self.apikey, 'username': self.username, 'password': self.password}
r = self.session.post(self.base_url + '/login', json=data)
r.raise_for_status()
# set the Authorization header
self.session.headers['Authorization'] = 'Bearer ' + r.json()['token']
# update token_date
self.token_date = datetime.utcnow()
def refresh_token(self):
"""Refresh token"""
# perform the request
r = self.session.get(self.base_url + '/refresh_token')
r.raise_for_status()
# set the Authorization header
self.session.headers['Authorization'] = 'Bearer ' + r.json()['token']
# update token_date
self.token_date = datetime.utcnow()
@requires_auth
def search_series(self, name=None, imdb_id=None, zap2it_id=None):
"""Search series"""
# perform the request
params = {'name': name, 'imdbId': imdb_id, 'zap2itId': zap2it_id}
r = self.session.get(self.base_url + '/search/series', params=params)
if r.status_code == 404:
return None
r.raise_for_status()
return r.json()['data']
@requires_auth
def get_series(self, id):
"""Get series"""
# perform the request
r = self.session.get(self.base_url + '/series/{}'.format(id))
if r.status_code == 404:
return None
r.raise_for_status()
return r.json()['data']
@requires_auth
def get_series_actors(self, id):
"""Get series actors"""
# perform the request
r = self.session.get(self.base_url + '/series/{}/actors'.format(id))
if r.status_code == 404:
return None
r.raise_for_status()
return r.json()['data']
@requires_auth
def get_series_episodes(self, id, page=1):
"""Get series episodes"""
# perform the request
params = {'page': page}
r = self.session.get(self.base_url + '/series/{}/episodes'.format(id), params=params)
if r.status_code == 404:
return None
r.raise_for_status()
return r.json()
@requires_auth
def query_series_episodes(self, id, absolute_number=None, aired_season=None, aired_episode=None, dvd_season=None,
dvd_episode=None, imdb_id=None, page=1):
"""Query series episodes"""
# perform the request
params = {'absoluteNumber': absolute_number, 'airedSeason': aired_season, 'airedEpisode': aired_episode,
'dvdSeason': dvd_season, 'dvdEpisode': dvd_episode, 'imdbId': imdb_id, 'page': page}
r = self.session.get(self.base_url + '/series/{}/episodes/query'.format(id), params=params)
if r.status_code == 404:
return None
r.raise_for_status()
return r.json()
@requires_auth
def get_episode(self, id):
"""Get episode"""
# perform the request
r = self.session.get(self.base_url + '/episodes/{}'.format(id))
if r.status_code == 404:
return None
r.raise_for_status()
return r.json()['data']
#: Configured instance of :class:`TVDBClient`
tvdb_client = TVDBClient('5EC930FB90DA1ADA', headers={'User-Agent': 'Subliminal/%s' % __short_version__})
@region.cache_on_arguments(expiration_time=REFINER_EXPIRATION_TIME)
def search_series(name):
"""Search series.
:param str name: name of the series.
:return: the search results.
:rtype: list
"""
return tvdb_client.search_series(name)
@region.cache_on_arguments(expiration_time=REFINER_EXPIRATION_TIME)
def get_series(id):
"""Get series.
:param int id: id of the series.
:return: the series data.
:rtype: dict
"""
return tvdb_client.get_series(id)
@region.cache_on_arguments(expiration_time=REFINER_EXPIRATION_TIME)
def get_series_episode(series_id, season, episode):
"""Get an episode of a series.
:param int series_id: id of the series.
:param int season: season number of the episode.
:param int episode: episode number of the episode.
:return: the episode data.
:rtype: dict
"""
result = tvdb_client.query_series_episodes(series_id, aired_season=season, aired_episode=episode)
if result:
return tvdb_client.get_episode(result['data'][0]['id'])
def refine(video, **kwargs):
"""Refine a video by searching `TheTVDB <http://thetvdb.com/>`_.
.. note::
This refiner only work for instances of :class:`~subliminal.video.Episode`.
Several attributes can be found:
* :attr:`~subliminal.video.Episode.series`
* :attr:`~subliminal.video.Episode.year`
* :attr:`~subliminal.video.Episode.series_imdb_id`
* :attr:`~subliminal.video.Episode.series_tvdb_id`
* :attr:`~subliminal.video.Episode.title`
* :attr:`~subliminal.video.Video.imdb_id`
* :attr:`~subliminal.video.Episode.tvdb_id`
"""
# only deal with Episode videos
if not isinstance(video, Episode):
logger.error('Cannot refine episodes')
return
# exit if the information is complete
if video.series_tvdb_id and video.tvdb_id:
logger.debug('No need to search')
return
# search the series
logger.info('Searching series %r', video.series)
results = search_series(video.series.lower())
if not results:
logger.warning('No results for series')
return
logger.debug('Found %d results', len(results))
# search for exact matches
matching_results = []
for result in results:
matching_result = {}
# use seriesName and aliases
series_names = [result['seriesName']]
series_names.extend(result['aliases'])
# parse the original series as series + year or country
original_match = series_re.match(result['seriesName']).groupdict()
# parse series year
series_year = None
if result['firstAired']:
series_year = datetime.strptime(result['firstAired'], '%Y-%m-%d').year
# discard mismatches on year
if video.year and series_year and video.year != series_year:
logger.debug('Discarding series %r mismatch on year %d', result['seriesName'], series_year)
continue
# iterate over series names
for series_name in series_names:
# parse as series and year
series, year, country = series_re.match(series_name).groups()
if year:
year = int(year)
# discard mismatches on year
if year and (video.original_series or video.year != year):
logger.debug('Discarding series name %r mismatch on year %d', series, year)
continue
# match on sanitized series name
if sanitize(series) == sanitize(video.series):
logger.debug('Found exact match on series %r', series_name)
matching_result['match'] = {'series': original_match['series'], 'year': series_year,
'original_series': original_match['year'] is None}
break
# add the result on match
if matching_result:
matching_result['data'] = result
matching_results.append(matching_result)
# exit if we don't have exactly 1 matching result
if not matching_results:
logger.error('No matching series found')
return
if len(matching_results) > 1:
logger.error('Multiple matches found')
return
# get the series
matching_result = matching_results[0]
series = get_series(matching_result['data']['id'])
# add series information
logger.debug('Found series %r', series)
video.series = matching_result['match']['series']
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video.alternative_series.extend(series['aliases'])
video.year = matching_result['match']['year']
video.original_series = matching_result['match']['original_series']
video.series_tvdb_id = series['id']
video.series_imdb_id = series['imdbId'] or None
# get the episode
logger.info('Getting series episode %dx%d', video.season, video.episode)
episode = get_series_episode(video.series_tvdb_id, video.season, video.episode)
if not episode:
logger.warning('No results for episode')
return
# add episode information
logger.debug('Found episode %r', episode)
video.tvdb_id = episode['id']
video.title = episode['episodeName'] or None
video.imdb_id = episode['imdbId'] or None